CodeMirror.defineMode("jinja2", function (config, parserConf) {
  var keywords = ["block", "endblock", "for", "endfor", "in", "true", "false",
    "loop", "none", "self", "super", "if", "as", "not", "and",
    "else", "import", "with", "without", "context"];
  keywords = new RegExp("^((" + keywords.join(")|(") + "))\\b");

  function tokenBase(stream, state) {
    var ch = stream.next();
    if (ch == "{") {
      if (ch = stream.eat(/\{|%|#/)) {
        stream.eat("-");
        state.tokenize = inTag(ch);
        return "tag";
      }
    }
  }

  function inTag(close) {
    if (close == "{") {
      close = "}";
    }
    return function (stream, state) {
      var ch = stream.next();
      if ((ch == close || (ch == "-" && stream.eat(close)))
        && stream.eat("}")) {
        state.tokenize = tokenBase;
        return "tag";
      }
      if (stream.match(keywords)) {
        return "keyword";
      }
      return close == "#" ? "comment" : "string";
    };
  }

  return {
    startState:function () {
      return {tokenize:tokenBase};
    },
    token:function (stream, state) {
      return state.tokenize(stream, state);
    }
  };
});
